exports.render = function(req, res) {
    if (req.session.lastVisit) {
        console.log(req.session.lastVisit);
    }
    var now = new time.Date();
    now.setTimezone('Asia/Hong_Kong');

    req.session.lastVisit = now.toString();

    res.render('index', {
        title: 'Hello World'
    });
};
